Environmental Accounts: Air Emission Accounts National Results Indicator CO2 emission per unit of value added. All NACE activities plus households and Manufacturing Units: Kg CO2 equivalent/ Euros ;2022(A);2021;2020;2019;2018;2017;2016;2015;2014;2013;2012;2011;2010;2009;2008; Indicator CO2 emission per unit of value added (national resident units). All NACE activities plus households; Value: Kg CO2 equivalent/ Euros;0.21;0.21;0.21;0.22;0.24;0.25;0.24;0.26;0.25;0.25;0.28;0.27;0.27;0.28;0.31; Chained volume indices (Base 2015=100);79.6;80.6;79.2;84.5;91.8;95.5;93.4;100.0;97.4;97.6;105.7;104.6;103.3;108.2;117.7; Interannual variation rate;-1.2;1.8;-6.3;-7.9;-4.0;2.3;-6.6;2.6;-0.1;-7.7;1.1;1.2;-4.5;-8.1;..; Indicator CO2 emission per unit of value added (national resident units). Manufacturing (NACE C); Value: Kg CO2 equivalent/ Euros;0.53;0.59;0.63;0.58;0.60;0.58;0.61;0.61;0.60;0.62;0.65;0.63;0.65;0.63;0.67; Chained volume indices (Base 2015=100);86.4;96.8;103.8;95.2;98.0;95.0;99.2;100.0;98.6;101.9;106.4;102.8;106.2;102.8;109.0; Interannual variation rate;-10.7;-6.8;9.1;-2.8;3.1;-4.2;-0.8;1.4;-3.2;-4.2;3.4;-3.2;3.3;-5.7;..; Notes: 1) (A)= advance data Source: National Statistics Institute